if (select COUNT(*) from sysobjects tabs,syscolumns cols 
 where tabs.id = cols.id 
 and tabs.name = 'Enderecos'
 and cols.name = 'ativo') > 0
BEGIN
	
	alter table Enderecos
	alter column ativo bit
	exec SP_RENAME 'Enderecos.ativo', 'situacao', 'COLUMN'
 
END
GO
if (select COUNT(*) from sysobjects tabs,syscolumns cols 
 where tabs.id = cols.id 
 and tabs.name = 'Aptidoes'
 and cols.name = 'id_area_atiacao') > 0
BEGIN
 exec SP_RENAME 'Aptidoes.id_area_atiacao', 'id_area_atuacao', 'COLUMN'
END
GO